alert dns $HOME_NET any -> any any (msg:"ET MALWARE LooCipher Ransomware Onion Domain"; dns.query; content:"hcwyo5rfapkytajg"; nocase; depth:16; reference:md5,0c7e59536a7be4a446bbe8b4f22e5880; classtype:trojan-activity; sid:2027754; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2019_07_24, deployment Perimeter, confidence High, signature_severity Major, tag Ransomware, tag LooCipher, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_08_31, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1486, mitre_technique_name Data_Encrypted_for_Impact;)